Skip to content

ci: Use codspeed for benchmarking #28

ci: Use codspeed for benchmarking

ci: Use codspeed for benchmarking #28

Workflow file for this run

name: CodSpeed
on:
push:
branches: ["main"]
pull_request:
branches: ["main"]
merge_group:
workflow_dispatch:
env:
CARGO_TERM_COLOR: always
RUST_BACKTRACE: 1
concurrency:
group: ${{ github.workflow }}-${{ github.ref_name }}
cancel-in-progress: true
permissions:
contents: read
defaults:
run:
shell: bash
jobs:
bench-matrix:
name: Determine bench matrix
runs-on: ubuntu-24.04
outputs:
benches: ${{ steps.benches.outputs.benches }}
steps:
- uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
with:
persist-credentials: false
- id: benches
run: |
# Create a GitHub matrix where each entry is a bench with its
# associated crate and benchmarking mode taken from the Cargo
# metadata.
{
echo -n "benches=["
first=true
while IFS=: read -r crate manifest_path; do
dir=$(dirname "$manifest_path")
if [ -e "$dir/benches" ]; then
for bench in "$dir/benches"/*.rs; do
bench=$(basename -s .rs "$bench")
# Set measurement mode from Cargo.toml metadata, default to "instrumentation".
# The following jq pipeline:
# - Selects the package with name == $crate
# - Looks up .metadata.bench[$bench].codspeed.mode for the benchmark
# - If not set, defaults to "instrumentation"
mode=$(cargo metadata --no-deps --format-version 1 | jq -r --arg crate "$crate" --arg bench "$bench" '.packages[] | select(.name == $crate) | .metadata.bench[$bench].codspeed.mode // "instrumentation"')
# FIXME: Always use "instrumentation" mode to eliminate CI VM effects.
mode="instrumentation"
if [ "$first" = true ]; then
first=false
else
echo -n ","
fi
echo -n "{\"crate\":\"$crate\",\"bench\":\"$bench\",\"mode\":\"$mode\"}"
done
fi
done < <(cargo metadata --no-deps --format-version 1 | jq -r '.packages[] | .name + ":" + .manifest_path')
echo -n "]"
} >> "${GITHUB_OUTPUT}"
benchmarks:
name: Run bench
runs-on: ubuntu-24.04
strategy:
matrix:
bench: ${{ fromJson(needs.bench-matrix.outputs.benches) }}
needs: bench-matrix
steps:
- uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
with:
persist-credentials: false
- uses: ./.github/actions/rust
with:
version: stable
tools: cargo-codspeed
token: ${{ secrets.GITHUB_TOKEN }}
- id: nss-version
run: echo "minimum=$(cat neqo-crypto/min_version.txt)" >> "$GITHUB_OUTPUT"
- uses: ./.github/actions/nss
with:
minimum-version: ${{ steps.nss-version.outputs.minimum }}
- name: Build bench
env:
BENCH: ${{ matrix.bench.bench }}
CRATE: ${{ matrix.bench.crate }}
MODE: ${{ matrix.bench.mode }}
run: cargo codspeed build --package "$CRATE" --locked --features bench --bench "$BENCH" --measurement-mode "$MODE"
- name: Run bench & upload results
uses: CodSpeedHQ/action@4348f634fa7309fe23aac9502e88b999ec90a164 # v4.3.1
with:
mode: ${{ matrix.bench.mode }}
run: cargo codspeed run
token: ${{ secrets.CODSPEED_TOKEN }}